1055500616605 has 16 divisors (see below), whose sum is σ = 1343558473920. Its totient is φ = 793276952832.

The previous prime is 1055500616603. The next prime is 1055500616609. The reversal of 1055500616605 is 5066160055501.

It is a cyclic number.

It is not a de Polignac number, because 1055500616605 - 2¹ = 1055500616603 is a prime.

It is a super-2 number, since 2×1055500616605² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055500616603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11304195 + ... + 11397184.

It is an arithmetic number, because the mean of its divisors is an integer number (83972404620).

Almost surely, 2^{1055500616605} is an apocalyptic number.

It is an amenable number.

1055500616605 is a deficient number, since it is larger than the sum of its proper divisors (288057857315).

1055500616605 is a wasteful number, since it uses less digits than its factorization.

1055500616605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22701948.

The product of its (nonzero) digits is 135000, while the sum is 40.

The spelling of 1055500616605 in words is "one trillion, fifty-five billion, five hundred million, six hundred sixteen thousand, six hundred five".